80810865

素因数分解:

$3^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 146397888

約数和(自身を除く): 65587023

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 227, 243, 293, 405, 681, 879, 1135, 1215, 1465, 2043, 2637, 3405, 4395, 6129, 7911, 10215, 13185, 18387, 23733, 30645, 39555, 55161, 66511, 71199, 91935, 118665, 199533, 275805, 332555, 355995, 598599, 997665, 1795797, 2992995, 5387391, 8978985, 16162173, 26936955, 80810865]

約数ペア:

[(1, 80810865), (3, 26936955), (5, 16162173), (9, 8978985), (15, 5387391), (27, 2992995), (45, 1795797), (81, 997665), (135, 598599), (227, 355995), (243, 332555), (293, 275805), (405, 199533), (681, 118665), (879, 91935), (1135, 71199), (1215, 66511), (1465, 55161), (2043, 39555), (2637, 30645), (3405, 23733), (4395, 18387), (6129, 13185), (7911, 10215)]